Pin Code of Tajpur BO is 851120, BEGUSARAI, Bihar February 16, 2020November 25, 2019 by Sarkari Help Advertisements 0 (0) Information about the post office and pincode of Tajpur BO, BEGUSARAI, Bihar Tajpur BO Pin Code : 851120 The Pincode 851120 of Tajpur BO represents Begusarai Division post office in BEGUSARAI revenue district which comes under the Bihar Circleof East Region, Bhagalpur. How useful was this post? Click on a star to rate it! Submit Rating Average rating 0 / 5. Vote count: 0 No votes so far! Be the first to rate this post.